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SQ4-A22-N

Safety leak detection sensor – Panasonic (SQ-4 For chemical liquid) – Supply voltage (DC) 12-24V – 1 x PNP open-collector – Material PFA (Enclosure

SQ4-A22-N

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SQ4-A22-N Safety leak detection sensor – Panasonic (SQ-4 For chemical liquid) – Supply voltage (DC) 12-24V – 1 x PNP open-collector – Material PFA (Enclosure)

SQ4-A22-N

Specifications

Item Performance characteristics
Sensing range Sulfuric acid, Hydrochloric acid,Phosphoric acid, Ammonia, Fluorinert (Note 1), Galden (Note 1), Hydrofl uoric acid etc. (Note 2)
(Note 1) Fluorinert(TM) is the world wide trademark of 3M. Galden is the world wide trademark of Solvay Solexis.
(Note 2) The agents mentioned above are examples. It may not be detected depending on viscosity the agent. Before using this device, check the detecting liquid and installation condition.
Supply voltage 12 to 24 V DC plus or minus 10 % Ripple P-P 10 % or less
Current consumption 30 mA or less
Leakage detection output(Abnormal leakage detection, Safety output) NPN open-collector transistor
– Maximum sink current: 50 mA
– Applied voltage: Same as the supply voltage (between detection output and 0 V)
– Residual voltage: 2 V or less (at 50 mA sink current)
Leakage detection output(Abnormal leakage detection, Safety output):Response time 10 ms or less
Leakage detection output(Abnormal leakage detection, Safety output):Output operation ON when initial detection, OFF when detection leakage or wrong installation
Initial leakage detection output (Initial leakage, Non-safety output) NPN open-collector transistor
– Maximum sink current: 50 mA
– Applied voltage: Same as the supply voltage (between detection auxiliary output and 0 V)
– Residual voltage: 2 V or less (at 50 mA sink current)
Initial leakage detection output (Initial leakage, Non-safety output):Response time 50 ms or less
Initial leakage detection output (Initial leakage, Non-safety output):Output operation ON when normal condition, OFF when initial detection or accidental leakage
Protection IP65 / IP67 (IEC)
Ambient temperature -10 to +55 degrees +14 to +48.2 degrees Fahrenheit (No dew condensation or icing allowed) (Note) Storage: -10 to +55 degrees +14 to +48.2 degrees Fahrenheit
(Note) Liquid being detected should be also kept within the rated ambient temperature range.
Ambient humidity 35 to 85 % RH, Storage: 35 to 85 % RH
Emitting element Infrared LED (modulated)
Material Enclosure: PFA
Cable 0.1 mm2 4-core PFA cabtire cable, 2 m 6.562 ft long
Weight Net weight: 45 g approx
Gross weight: 110 g approx

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